Finding the Fourth Proportional to 896,607.39, 1,237,392.33 and 514,707.99
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Solution
The fourth proportional to 896,607.39, 1,237,392.33 and 514,707.99 is: 710,339.58
Step by Step Solution
- Step 1: Write the proportion equation
896,607.39 : 1,237,392.33 = 514,707.99 : x - Step 2: Convert to fraction form
896,607.39/1,237,392.33 = 514,707.99/x - Step 3: Cross multiply
896,607.39x = 1,237,392.33 × 514,707.99 - Step 4: Simplify right side
896,607.39x = 636,895,719,015.72 - Step 5: Solve for x
x = 636,895,719,015.72/896,607.39 - Step 6: Final answer
x = 710,339.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.